Upon returning to Australia she opened her own dance academy, the Marie Walton-Mahon Dance Academy, and went on to produce many famous ballet dances with successful solo careers. Walton-Mahon remained as the artistic director/principle at the academy for almost 38 years. In early 1980s her students were able to secure places at prestigious ballet companies such as Australian Ballet Company, New York Ballet Theatre,
Royal New Zealand Ballet Company and
Birmingham Royal ballet. During this period her students also won awards at the Geneé international ballet competition including two gold awards. In 2005, Walton-Mahon was invited to the board of examiners for the Royal Academy of Dance. In 2007 she founded the National College of Dance in Newcastle. She was a Royal Academy of Dance Examiner and a tutor until she resigned from its duties in 2018. In 2016 Walton-Mahon was invited by the RAD as a standardization and Solo Seal Examiner. She was also awarded life membership of the Royal Academy of dance. She was awarded the
Medal of the Order of Australia in the
2021 Queen's Birthday Honours for "service to dance as a teacher". ==Innovations and teaching technique==